diff options
| author | George Harker <george@george-graphics.co.uk> | 2021-02-26 21:24:56 +0000 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2021-03-01 09:21:44 +0100 |
| commit | d6e68c57e35b69b31d9fa5a61b37c840973db362 (patch) | |
| tree | ab8167604a38b69b3883ec6e456b593f86e67b1c /sound/usb | |
| parent | d9c05d22da797297e66fe3e6b9edbef86352be1c (diff) | |
ALSA: usb-audio: use usb headers rather than define structs locally
Use struct definitions from linux/usb/midi.h rather than locally
define the structs in sound/usb/midi.c.
Signed-off-by: George Harker <george@george-graphics.co.uk>
Link: https://lore.kernel.org/r/20210226212457.24538-1-george@george-graphics.co.uk
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/midi.c | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/sound/usb/midi.c b/sound/usb/midi.c index 0c23fa6d8525..610cf54eefd9 100644 --- a/sound/usb/midi.c +++ b/sound/usb/midi.c @@ -47,6 +47,7 @@ #include <linux/usb.h> #include <linux/wait.h> #include <linux/usb/audio.h> +#include <linux/usb/midi.h> #include <linux/module.h> #include <sound/core.h> @@ -77,23 +78,6 @@ MODULE_AUTHOR("Clemens Ladisch <clemens@ladisch.de>"); MODULE_DESCRIPTION("USB Audio/MIDI helper module"); MODULE_LICENSE("Dual BSD/GPL"); - -struct usb_ms_header_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bcdMSC[2]; - __le16 wTotalLength; -} __attribute__ ((packed)); - -struct usb_ms_endpoint_descriptor { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDescriptorSubtype; - __u8 bNumEmbMIDIJack; - __u8 baAssocJackID[]; -} __attribute__ ((packed)); - struct snd_usb_midi_in_endpoint; struct snd_usb_midi_out_endpoint; struct snd_usb_midi_endpoint; @@ -1875,7 +1859,7 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi *umidi, ms_header->bDescriptorType == USB_DT_CS_INTERFACE && ms_header->bDescriptorSubtype == UAC_HEADER) dev_dbg(&umidi->dev->dev, "MIDIStreaming version %02x.%02x\n", - ms_header->bcdMSC[1], ms_header->bcdMSC[0]); + ((uint8_t *)&ms_header->bcdMSC)[1], ((uint8_t *)&ms_header->bcdMSC)[0]); else dev_warn(&umidi->dev->dev, "MIDIStreaming interface descriptor not found\n"); |